It’s a missing person’s case that has cast a dark shadow over a small town in County Mayo where the haunting face of Sandra Collins stares out from posters more than 20 years since she was last seen. However, Sandra has not been forgotten despite the passage of time. Her brother and sister still hope that they can one day lay her to rest and find their own peace from the nightmare of her mystery disappearance. Sandra had just found out she was pregnant on the night she was last seen buying chips from a takeaway in Killala. Now, Bridie Conway and Patrick Collins remember their fun-loving sister and recall her lonely life caring for an elderly aunt in a small town of secrets.